Laney BCC-The 85 Octaver, Effect Pedal for Electric Bass, Studio-quality octaver from the Black Country Customs series, Provides independent control over an octave down and an additional switchable ""interval"" control that adds an extra octave up, 2 octaves down, or a perfect fifth above your original note, FOCUS control in conjunction with the two pitch controls allows you to fine tune the character of the octave and interval, from classic funky subs to massive synth-like chords, Controls: Focus, Direct Level, Octave Down Level & Interval Level, Switch: Mode Toggle Switch, Effect Bypass, Input: 6.3 mm jack, Expression pedal input: 6.3 mm jack, 2 Outputs: 6.3 mm jack plug, Mains adapter connection: Hollow plug socket 5.5 x 2.1 mm, negative polarity, Power supply via 9 V battery or 9 V DC power supply unit (suitable power supply unit article no. #409939#, not included), Power consumption: 90 mA, Dimensions (W x D x H): 75 x 125 x 60 mm, Weight: 380 g@+*Note:* No true bypass (buffered).@+@+